#518CD5#518CD5

#518CD5 is a light, vivid cyan. Relative luminance 0.253; OKLCH L 63.3% C 0.127 H 254.7°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#518CD5
RGB	rgb(81, 140, 213)
HSL	hsl(213, 61%, 58%)
HSV	hsv(213, 62%, 84%)
CMYK	cmyk(62%, 34.3%, 0%, 16.5%)
CIE-LAB	lab(57.37, 3.14, -43.20)
CIE-LCH	lch(57.37, 43.31, 274.16°)
OKLab	oklab(63.29% -0.0334 -0.1223)
OKLCH	oklch(63.29% 0.127 254.7)
XYZ	xyz(24.7773, 25.3073, 66.5169)
Luminance	0.2531 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518CD5 #D59A51

analogous

#51CED5 #518CD5 #5851D5

triadic

#518CD5 #D5518C #8CD551

tetradic

#518CD5 #D551CE #D59A51 #51D558

square

#518CD5 #D551CE #D59A51 #51D558

split-complementary

#518CD5 #D55851 #CED551

monochromatic

#21508A #2D6DBC #518CD5 #82ADE1 #B4CDED

Accessibility & contrast

On white

3.46

#518CD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#518CD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518CD5

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518CD5	#FFFFFF	#000000	##000000
##518CD5	1.00	3.46	6.06	6.06
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D91D8

Deuteranopia (green-blind)

#5B84D4

Tritanopia (blue-blind)

#009DA7

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #518cd5;
/* rgb */ color: rgb(81, 140, 213);
/* oklch */ color: oklch(63.3% 0.127 254.7);

Tailwind

colors: {
  custom: {
    50: '#8dade2',
    500: '#518cd5',
    950: '#000000',
  },
}

SCSS

$custom: #518cd5;
$custom-light: #8dade2;
$custom-dark: #000000;

JSON

{
  "hex": "#518cd5",
  "rgb": {
    "r": 81,
    "g": 140,
    "b": 213
  },
  "hsl": {
    "h": 213.182,
    "s": 61.111,
    "l": 57.647
  },
  "oklch": {
    "l": 0.63292,
    "c": 0.1268,
    "h": 254.7
  },
  "luminance": 0.2531
}

Semantic roles & 50–950 ramp

primary

#518CD5

secondary

#DBC4A6

accent

#9C44E4

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #518CD5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →